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理論初學(xué)者
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樓主  發(fā)表于: 2013-12-19 16:57
   現在剛學(xué)習PLC，碰到個(gè)題目：M0 M1 M2 M3分別控制4個(gè)電動(dòng)機輸出，按下X0啟動(dòng)M1，3秒后啟動(dòng)M2，以此類(lèi)推到M4；然后按下X1，M3停止，3秒后M2停止，以此類(lèi)推到M0停止。 現不能用SFC和邏輯指令，只能用基本觸點(diǎn)指令，我咋想都要6個(gè)時(shí)間繼電器，有大師有更好的辦法嗎？
[ 此帖被理論初學(xué)者在2014-01-08 14:43重新編輯 ]
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1樓  發(fā)表于: 2013-12-20 08:50
用基本指令很好做的，你多用幾個(gè)定時(shí)器就可以搞定。

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